From 65381f7f64aacad7023b74c3f20293e8eca5fa22 Mon Sep 17 00:00:00 2001
From: Florian Jung <flo@thinkpad.(none)>
Date: Sat, 15 Jan 2011 17:35:25 +0100
Subject: Added pfactor-influence for freq_env_amount

---
 synth/note.cpp     |  6 +++++-
 synth/parser.cpp   |  8 ++++++++
 synth/programs.cpp | 10 ++++++++++
 synth/programs.h   |  2 ++
 4 files changed, 25 insertions(+), 1 deletion(-)

(limited to 'synth')

diff --git a/synth/note.cpp b/synth/note.cpp
index 046642f..35a7115 100644
--- a/synth/note.cpp
+++ b/synth/note.cpp
@@ -23,6 +23,7 @@ Note::Note(int n, float v, program_t &prg, jack_nframes_t pf, fixed_t pb, int pr
 	
 	
 	pfactor.out=new fixed_t [n_oscillators];
+	pfactor.freq_env_amount=new fixed_t [n_oscillators];
 	pfactor.fm=new fixed_t* [n_oscillators];
 	for (int i=0;i<n_oscillators;i++)
 		pfactor.fm[i]=new fixed_t [n_oscillators];
@@ -126,6 +127,7 @@ Note::~Note()
 	delete [] old_oscval;
 
 	delete [] pfactor.out;
+	delete [] pfactor.freq_env_amount;
 	delete [] pfactor.fm;
 
 }
@@ -139,6 +141,7 @@ void Note::recalc_factors()
 	for (int i=0;i<n_oscillators;i++)
 	{
 		pfactor.out[i]=calc_pfactor(curr_prg->pfactor.out[i], vel) * volume_factor;
+		pfactor.freq_env_amount[i]=calc_pfactor(curr_prg->pfactor.freq_env_amount[i], vel);
 
 		for (int j=0;j<n_oscillators;j++)
 			pfactor.fm[i][j]=calc_pfactor(curr_prg->pfactor.fm[i][j], vel);
@@ -151,6 +154,7 @@ void Note::apply_pfactor()
 	for (int i=0;i<n_oscillators;i++)
 	{
 		oscillator[i].output=orig.oscillator[i].output*pfactor.out[i] >>SCALE;
+		oscillator[i].freq_env_amount=orig.oscillator[i].freq_env_amount*pfactor.freq_env_amount[i] /ONE; //because it's a float
 		
 		for (int j=0;j<n_oscillators;j++)
 			oscillator[i].fm_strength[j]=orig.oscillator[i].fm_strength[j]*pfactor.fm[i][j] >>SCALE;
@@ -234,7 +238,7 @@ void Note::set_param(const parameter_t &p, fixed_t v) //ACHTUNG:
 		case FREQ_SUSTAIN: factor_env[p.osc]->set_sustain(v); break;
 		case FREQ_RELEASE: factor_env[p.osc]->set_release(v*samp_rate >>SCALE); break;
 		case FREQ_HOLD: factor_env[p.osc]->set_hold((v!=0)); break;
-		case FREQ_ENV_AMOUNT: oscillator[p.osc].freq_env_amount=double(v)/ONE; break;
+		case FREQ_ENV_AMOUNT: orig.oscillator[p.osc].freq_env_amount=double(v)/ONE; apply_pfactor(); break;
 
 		default: throw string("trying to set an unknown parameter");
 
diff --git a/synth/parser.cpp b/synth/parser.cpp
index a6f27cb..cd4ed02 100644
--- a/synth/parser.cpp
+++ b/synth/parser.cpp
@@ -238,6 +238,7 @@ void init_filter(filter_params_t &filter)
 void init_pfactors(int n_osc, pfactor_formula_t &pfactor)
 {
 	pfactor.out=new param_factor_t [n_osc];
+	pfactor.freq_env_amount=new param_factor_t [n_osc];
 	pfactor.fm=new param_factor_t* [n_osc];
 	
 	pfactor.filter_env.offset=ONE;
@@ -254,6 +255,9 @@ void init_pfactors(int n_osc, pfactor_formula_t &pfactor)
 		pfactor.out[i].offset=0;
 		pfactor.out[i].vel_amount=ONE;
 		
+		pfactor.freq_env_amount[i].offset=0;
+		pfactor.freq_env_amount[i].vel_amount=ONE;
+		
 		pfactor.fm[i]=new param_factor_t [n_osc];
 		for (int j=0;j<n_osc;j++)
 		{
@@ -611,6 +615,10 @@ program_t parse(string fn)
 						case FILTER_OFFSET:
 							pfactor.filter_offset=parse_pfactor(strval);
 							break;
+						
+						case FREQ_ENV_AMOUNT:
+							pfactor.freq_env_amount[ind]=parse_pfactor(strval);
+							break;
 							
 						default:
 							throw string("velocity cannot influence parameter '"+array+"'");
diff --git a/synth/programs.cpp b/synth/programs.cpp
index cfbd9a1..0f675d6 100644
--- a/synth/programs.cpp
+++ b/synth/programs.cpp
@@ -51,6 +51,7 @@ program_t::program_t()
 	
 	pfactor.fm=NULL;
 	pfactor.out=NULL;
+	pfactor.freq_env_amount=NULL;
 	
 	create_func=NULL;
 	dl_handle=NULL;
@@ -74,6 +75,8 @@ void program_t::cleanup()
 		
 	if (pfactor.out)
 		delete [] pfactor.out;
+	if (pfactor.freq_env_amount)
+		delete [] pfactor.freq_env_amount;
 	if (pfactor.fm)
 	{
 		for (unsigned int i=0;i<n_osc;i++)
@@ -119,6 +122,9 @@ program_t& program_t::operator=(const program_t &that)
 		this->pfactor.out=new param_factor_t [n_osc];
 		memcpy(this->pfactor.out, that.pfactor.out, sizeof(param_factor_t)*n_osc);
 		
+		this->pfactor.freq_env_amount=new param_factor_t [n_osc];
+		memcpy(this->pfactor.freq_env_amount, that.pfactor.freq_env_amount, sizeof(param_factor_t)*n_osc);
+		
 		this->pfactor.fm=new param_factor_t* [n_osc];
 		for (i=0;i<n_osc;i++)
 		{
@@ -227,6 +233,7 @@ void init_default_program(program_t &p)
 	
 	
 	p.pfactor.out=new param_factor_t [1];
+	p.pfactor.freq_env_amount=new param_factor_t [1];
 	p.pfactor.fm=new param_factor_t* [1];
 	
 	p.pfactor.filter_env.offset=ONE;
@@ -239,6 +246,9 @@ void init_default_program(program_t &p)
 	
 	p.pfactor.out[0].offset=0;
 	p.pfactor.out[0].vel_amount=ONE;
+
+	p.pfactor.freq_env_amount[0].offset=ONE;
+	p.pfactor.freq_env_amount[0].vel_amount=0;
 		
 	p.pfactor.fm[0]=new param_factor_t [1];
 	p.pfactor.fm[0][0].offset=ONE;
diff --git a/synth/programs.h b/synth/programs.h
index 6a24db3..3ca4a65 100644
--- a/synth/programs.h
+++ b/synth/programs.h
@@ -80,6 +80,7 @@ struct pfactor_formula_t
 {
 	param_factor_t **fm;
 	param_factor_t *out;
+	param_factor_t *freq_env_amount;
 	param_factor_t filter_env;
 	param_factor_t filter_res;
 	param_factor_t filter_offset;
@@ -89,6 +90,7 @@ struct pfactor_value_t
 {
 	fixed_t **fm;
 	fixed_t *out;
+	fixed_t *freq_env_amount;
 	fixed_t filter_env;
 	fixed_t filter_res;
 	fixed_t filter_offset;
-- 
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